Protractor with a movable arm



FIG. 1 is a depiction of a top plan view of my new design.

FIG. 2 is a depiction of the top plan view of the semi-circular basethereof.

FIG. 3 is a depiction of the top plan view of the movable arm thereof.

FIG. 4 is a depiction of a side view thereof; and,

FIG. 5 is a depiction of a perspective view thereof.

We claim the ornamental design for a protractor with a moveable arm, asshown and described.